Flights from London to the United States from $ 582*

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Changed bag rules and optional services         Cruise Packages

Find United's best fares from London to the United States

$
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  • London (LHR)to

    Houston (IAH)
    05/13/26 - 10/23/26
    from
    $ 1,231
    Viewed: 1 day ago
    Roundtrip
    Economy

    London (LHR)to

    Denver (DEN)
    05/19/26 - 05/27/26
    from
    $ 993
    Viewed: 1 day ago
    Roundtrip
    Economy

    London (LHR)to

    Washington, D.C. (IAD)
    05/14/26 - 07/15/26
    from
    $ 755
    Viewed: 8 hours ago
    Roundtrip
    Economy

    London (LHR)to

    Boston (BOS)
    07/31/26 - 07/31/26
    from
    $ 1,734
    Viewed: 11 hours ago
    Roundtrip
    Economy

  • London (LHR)to

    Portland, OR (PDX)
    09/16/26 - 09/26/26
    from
    $ 1,136
    Viewed: 1 day ago
    Roundtrip
    Economy

    London (LHR)to

    Orlando (MCO)
    05/28/26 - 06/15/26
    from
    $ 933
    Viewed: 14 hours ago
    Roundtrip
    Economy

    London (LHR)to

    Sacramento (SMF)
    06/23/26 - 06/30/26
    from
    $ 1,065
    Viewed: 8 hours ago
    Roundtrip
    Economy

    London (LHR)to

    Miami (MIA)
    05/14/26 - 05/17/26
    from
    $ 858
    Viewed: 5 hours ago
    Roundtrip
    Economy

  • London (LHR)to

    San Diego (SAN)
    06/20/26 - 06/25/26
    from
    $ 1,202
    Viewed: 20 hours ago
    Roundtrip
    Economy

    London (LHR)to

    Dallas (DFW)
    09/04/26 - 09/06/26
    from
    $ 1,354
    Viewed: 17 hours ago
    Roundtrip
    Economy

    London (LHR)to

    Austin (AUS)
    05/02/26 - 05/12/26
    from
    $ 959
    Viewed: 1 day ago
    Roundtrip
    Economy

    London (LHR)to

    Kansas City (MCI)
    02/28/27 - 03/16/27
    from
    $ 1,270
    Viewed: 20 hours ago
    Roundtrip
    Economy

  • London (LHR)to

    Las Vegas (LAS)
    05/03/26 - 05/17/26
    from
    $ 1,117
    Viewed: 11 hours ago
    Roundtrip
    Economy

    London (LHR)to

    Atlanta (ATL)
    04/25/26 - 06/27/26
    from
    $ 1,445
    Viewed: 14 hours ago
    Roundtrip
    Economy

    London (LHR)to

    Salt Lake City (SLC)
    05/18/26 - 05/24/26
    from
    $ 1,556
    Viewed: 12 hours ago
    Roundtrip
    Economy

    London (LHR)to

    Nashville (BNA)
    05/02/26 - 05/05/26
    from
    $ 1,012
    Viewed: 1 day ago
    Roundtrip
    Economy

*Prices have been available for round trips within the last 48 hours and may not be currently available. For Economy class, fares listed may be Basic Economy, which is our most restrictive fare option and subject to additional restrictions. Additional baggage charges and fees for other optional service may apply. Other terms and conditions may apply. Schedules are subject to change without notice.

Business class flights from London to the United States

$

London (LHR)to

San Francisco (SFO)
09/21/26 - 12/08/26

Roundtrip

Business

from
$ 5,703
Viewed: 9 hours ago

London (LHR)to

Newark/New York (EWR)
12/15/26 - 12/29/26

Roundtrip

Business

from
$ 3,467
Viewed: 7 hours ago

London (LHR)to

Los Angeles (LAX)
10/09/26 - 10/19/26

Roundtrip

Business

from
$ 5,731
Viewed: 13 hours ago

London (LHR)to

Chicago (ORD)
07/14/26 - 07/31/26

Roundtrip

Business

from
$ 5,836
Viewed: 3 hours ago

London (LHR)to

Denver (DEN)
06/28/26 - 07/06/26

Roundtrip

Business

from
$ 6,818
Viewed: 15 hours ago

London (LHR)to

Houston (IAH)
03/04/27 - 03/08/27

Roundtrip

Business

from
$ 5,126
Viewed: 1 day ago

London (LHR)to

Washington, D.C. (IAD)
12/13/26 - 12/28/26

Roundtrip

Business

from
$ 3,959
Viewed: 10 hours ago

London (LHR)to

Boston (BOS)
07/31/26 - 07/31/26

Roundtrip

Business

from
$ 5,514
Viewed: 11 hours ago

*Prices have been available for round trips within the last 48 hours and may not be currently available. For Economy class, fares listed may be Basic Economy, which is our most restrictive fare option and subject to additional restrictions. Additional baggage charges and fees for other optional service may apply. Other terms and conditions may apply. Schedules are subject to change without notice.